ROOFING SHINGLE
United States Patent 3434259
US Patent References:
/RE17143.html
- - RE17143

Roofing
- - 2205307

Roofing material
- - 1881438

Roofing with self-cementing butts
- - 2300488

Asphalt shingle with sealing elements
- - 2863405


Inventors:
Corbin, Raymond Rae LE.
Publication Date:
03/25/1969
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Assignee:
Johns, Manville
Primary Class:
52/420
International Classes:
E04D1/26; E04D1/00; E04B1/34; E04B1/28; E04B1/36
US Patent References:
3003289Self sealing asphalt shingles
3121649Method of installing roof insulation on buildings
3138897Self-sealing shingle
3252257Self-sealing shingle
3300927Laminated sheet material




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